/* ============================================================
   TRANSPORTIME - SISTEMA INTEGRADO
   Estilo: Claro / Profesional (Opción A)
   ============================================================ */

:root {
    /* Paleta principal */
    --color-primary:        #2563eb;
    --color-primary-dark:   #1d4ed8;
    --color-primary-light:  #dbeafe;
    --color-success:        #059669;
    --color-success-light:  #d1fae5;
    --color-danger:         #dc2626;
    --color-danger-light:   #fee2e2;
    --color-warning:        #d97706;
    --color-warning-light:  #fef3c7;
    --color-info:           #2563eb;
    --color-info-light:     #dbeafe;

    /* Grises */
    --color-text:           #111827;
    --color-text-secondary: #4b5563;
    --color-text-muted:     #9ca3af;
    --color-border:         #e5e7eb;
    --color-bg:             #f9fafb;
    --color-bg-card:        #ffffff;

    /* Tipografía */
    --font-sans: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', sans-serif;
    --font-mono: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, monospace;

    /* Espaciado */
    --space-1: 0.25rem;
    --space-2: 0.5rem;
    --space-3: 0.75rem;
    --space-4: 1rem;
    --space-6: 1.5rem;
    --space-8: 2rem;

    /* Bordes */
    --radius-sm: 4px;
    --radius:    6px;
    --radius-lg: 8px;
    --radius-xl: 12px;

    /* Sombras */
    --shadow-sm: 0 1px 2px 0 rgba(0,0,0,0.05);
    --shadow:    0 1px 3px 0 rgba(0,0,0,0.08), 0 1px 2px 0 rgba(0,0,0,0.05);
    --shadow-lg: 0 10px 15px -3px rgba(0,0,0,0.10), 0 4px 6px -2px rgba(0,0,0,0.05);
}

/* ============================================================
   RESET
   ============================================================ */
*, *::before, *::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

html {
    font-size: 16px;
    -webkit-text-size-adjust: 100%;
}

body {
    font-family: var(--font-sans);
    font-size: 14px;
    line-height: 1.5;
    color: var(--color-text);
    background: var(--color-bg);
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}

a {
    color: var(--color-primary);
    text-decoration: none;
}
a:hover { text-decoration: underline; }

/* ============================================================
   LAYOUT
   ============================================================ */
.topbar {
    background: var(--color-primary);
    color: #fff;
    padding: var(--space-3) var(--space-6);
    display: flex;
    align-items: center;
    justify-content: space-between;
    box-shadow: var(--shadow);
}
.topbar-brand {
    color: #fff;
    text-decoration: none;
    display: flex;
    align-items: center;
    gap: var(--space-3);
    font-size: 15px;
    font-weight: 500;
}
.brand-icon {
    font-size: 22px;
}
.brand-text {
    letter-spacing: 0.3px;
}
.topbar-right {
    display: flex;
    align-items: center;
    gap: var(--space-4);
    font-size: 13px;
}
.usuario-info {
    display: flex;
    flex-direction: column;
    align-items: flex-end;
    line-height: 1.2;
}
.usuario-username {
    font-weight: 600;
    font-size: 13px;
}
.usuario-cargo {
    font-size: 11px;
    opacity: 0.85;
}
.link-discreto {
    color: rgba(255,255,255,0.9);
    text-decoration: none;
    font-size: 13px;
}
.link-discreto:hover {
    color: #fff;
    text-decoration: none;
    opacity: 1;
}

.main-container {
    flex: 1;
    width: 100%;
    max-width: 1280px;
    margin: 0 auto;
    padding: var(--space-6);
}

.footer-discreto {
    text-align: center;
    padding: var(--space-4);
    color: var(--color-text-muted);
    font-size: 12px;
    border-top: 1px solid var(--color-border);
    background: var(--color-bg-card);
}

/* ============================================================
   FLASH MESSAGES
   ============================================================ */
.flash-container {
    margin-bottom: var(--space-6);
}
.flash {
    padding: var(--space-3) var(--space-4);
    border-radius: var(--radius);
    margin-bottom: var(--space-2);
    border-left: 4px solid;
    font-size: 14px;
}
.flash-success {
    background: var(--color-success-light);
    color: #064e3b;
    border-left-color: var(--color-success);
}
.flash-danger, .flash-error {
    background: var(--color-danger-light);
    color: #7f1d1d;
    border-left-color: var(--color-danger);
}
.flash-warning {
    background: var(--color-warning-light);
    color: #78350f;
    border-left-color: var(--color-warning);
}
.flash-info {
    background: var(--color-info-light);
    color: #1e3a8a;
    border-left-color: var(--color-info);
}

/* ============================================================
   AUTH (login + cambio PIN)
   ============================================================ */
.body-auth {
    background: linear-gradient(135deg, #eff6ff 0%, #f9fafb 100%);
    align-items: center;
    justify-content: center;
}
.body-auth .main-container {
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: 100vh;
    padding: var(--space-4);
}

.auth-card {
    width: 100%;
    max-width: 420px;
    background: var(--color-bg-card);
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-lg);
    padding: var(--space-8);
}

.auth-card-header {
    text-align: center;
    margin-bottom: var(--space-6);
}
.auth-logo {
    font-size: 48px;
    margin-bottom: var(--space-3);
    line-height: 1;
}
.auth-title {
    font-size: 22px;
    font-weight: 600;
    color: var(--color-text);
    margin-bottom: var(--space-2);
}
.auth-subtitle {
    color: var(--color-text-secondary);
    font-size: 14px;
}
.auth-form {
    margin-bottom: var(--space-4);
}
.auth-footer {
    text-align: center;
    color: var(--color-text-muted);
    font-size: 12px;
    margin-top: var(--space-6);
}

/* ============================================================
   FORMS
   ============================================================ */
.form-group {
    margin-bottom: var(--space-4);
}
.form-label {
    display: block;
    font-size: 13px;
    font-weight: 500;
    color: var(--color-text);
    margin-bottom: var(--space-2);
}
.form-input {
    width: 100%;
    padding: 10px 12px;
    font-size: 15px;
    font-family: var(--font-sans);
    color: var(--color-text);
    background: #fff;
    border: 1px solid var(--color-border);
    border-radius: var(--radius);
    transition: border-color 0.15s, box-shadow 0.15s;
}
.form-input:focus {
    outline: none;
    border-color: var(--color-primary);
    box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.1);
}
.form-input-pin {
    font-family: var(--font-mono);
    font-size: 22px;
    text-align: center;
    letter-spacing: 8px;
}
.form-input-username {
    text-transform: uppercase;
    letter-spacing: 1px;
}
.form-hint {
    display: block;
    font-size: 11px;
    color: var(--color-text-muted);
    margin-top: var(--space-1);
}
.form-error {
    color: var(--color-danger);
    font-size: 12px;
    margin-top: var(--space-1);
}
.form-actions {
    margin-top: var(--space-6);
    display: flex;
    flex-direction: column;
    gap: var(--space-2);
}

/* ============================================================
   BOTONES
   ============================================================ */
.btn {
    display: inline-block;
    padding: 10px 16px;
    font-size: 14px;
    font-weight: 500;
    font-family: var(--font-sans);
    text-align: center;
    text-decoration: none;
    border: 1px solid transparent;
    border-radius: var(--radius);
    cursor: pointer;
    transition: background 0.15s, border-color 0.15s, color 0.15s;
}
.btn:hover { text-decoration: none; }
.btn-primary {
    background: var(--color-primary);
    color: #fff;
}
.btn-primary:hover {
    background: var(--color-primary-dark);
    color: #fff;
}
.btn-secondary {
    background: #fff;
    color: var(--color-text);
    border-color: var(--color-border);
}
.btn-secondary:hover {
    background: var(--color-bg);
}
.btn-link {
    background: none;
    color: var(--color-primary);
    text-decoration: underline;
    padding: 4px 8px;
}
.btn-block {
    display: block;
    width: 100%;
}

/* ============================================================
   SELECTOR DE APLICACIONES
   ============================================================ */
.selector-container {
    max-width: 900px;
    margin: 0 auto;
    padding: var(--space-6) 0;
}
.selector-header {
    text-align: center;
    margin-bottom: var(--space-8);
}
.selector-header h1 {
    font-size: 28px;
    color: var(--color-text);
    margin-bottom: var(--space-2);
    font-weight: 500;
}
.selector-subtitle {
    color: var(--color-text-secondary);
    font-size: 15px;
}
.selector-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--space-6);
    margin-bottom: var(--space-8);
}
.selector-card {
    background: var(--color-bg-card);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-xl);
    padding: var(--space-6);
    text-decoration: none;
    color: var(--color-text);
    transition: transform 0.15s, box-shadow 0.15s, border-color 0.15s;
    display: flex;
    flex-direction: column;
    text-align: center;
}
.selector-card:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
    border-color: var(--color-primary);
    text-decoration: none;
    color: var(--color-text);
}
.selector-card-icon {
    font-size: 48px;
    margin-bottom: var(--space-4);
    line-height: 1;
}
.selector-card-title {
    font-size: 20px;
    font-weight: 600;
    margin-bottom: var(--space-2);
}
.selector-card-desc {
    color: var(--color-text-secondary);
    font-size: 13px;
    flex: 1;
    margin-bottom: var(--space-4);
}
.selector-card-cta {
    color: var(--color-primary);
    font-weight: 500;
    font-size: 14px;
}
.selector-footer {
    text-align: center;
    color: var(--color-text-muted);
    font-size: 12px;
}

/* Variantes por color de módulo (acentos sutiles) */
.selector-card-ops:hover { border-color: #2563eb; }
.selector-card-hor:hover { border-color: #7c3aed; }
.selector-card-gas:hover { border-color: #dc2626; }
.selector-card-fac:hover { border-color: #1e40af; }
.selector-card-lqc:hover { border-color: #0f766e; }
.selector-card-liq:hover { border-color: #ea580c; }

/* ============================================================
   PLACEHOLDERS / ERROR PAGES
   ============================================================ */
.placeholder-container {
    max-width: 600px;
    margin: var(--space-8) auto;
    text-align: center;
    padding: var(--space-6);
}
.placeholder-icon {
    font-size: 64px;
    line-height: 1;
    margin-bottom: var(--space-4);
}
.placeholder-title {
    font-size: 26px;
    font-weight: 500;
    color: var(--color-text);
    margin-bottom: var(--space-3);
}
.placeholder-descripcion {
    color: var(--color-text-secondary);
    font-size: 15px;
    margin-bottom: var(--space-6);
}
.placeholder-box {
    background: var(--color-bg-card);
    border: 1px solid var(--color-border);
    border-left: 4px solid var(--color-primary);
    border-radius: var(--radius);
    padding: var(--space-4) var(--space-6);
    margin: var(--space-6) auto;
    text-align: left;
    max-width: 500px;
}
.placeholder-box h3 {
    font-size: 15px;
    font-weight: 600;
    margin-bottom: var(--space-2);
    color: var(--color-text);
}
.placeholder-box p {
    color: var(--color-text-secondary);
    margin-bottom: var(--space-2);
    font-size: 14px;
}
.placeholder-info {
    font-size: 12px !important;
    color: var(--color-text-muted) !important;
}
.placeholder-box-warn {
    border-left-color: var(--color-warning);
}

/* ============================================================
   RESPONSIVE
   ============================================================ */
@media (max-width: 720px) {
    .topbar {
        padding: var(--space-2) var(--space-4);
        font-size: 13px;
        flex-wrap: wrap;
    }
    .brand-text {
        font-size: 13px;
    }
    .usuario-cargo {
        display: none;
    }
    .main-container {
        padding: var(--space-4);
    }
    .auth-card {
        padding: var(--space-6) var(--space-4);
    }
    .form-input-pin {
        font-size: 18px;
        letter-spacing: 5px;
    }
    .selector-header h1 {
        font-size: 22px;
    }
    .selector-grid {
        grid-template-columns: 1fr;
        gap: var(--space-4);
    }
}

/* ============================================================
   "Otros módulos" (volver al selector) en el sidebar de Operaciones.
   Se estiliza como un nav-item más (icono + texto), con un separador
   arriba. El icono (grilla = módulos) queda visible aun con el sidebar
   colapsado; el texto se oculta como el resto de ítems (.nav-item-texto).
   ============================================================ */
.ops-volver-selector {
    margin-top: 6px;
    padding-top: 6px;
    border-top: 1px solid rgba(255, 255, 255, 0.08);
}
.ops-volver-selector .nav-icon svg {
    width: 22px;
    height: 22px;
    display: block;
}

/* ============================================================
   LOGIN — pantalla dividida con marca (TRANSPORTIME)
   Aislado bajo .body-login (no afecta la página de cambiar PIN).
   ============================================================ */
.body-login .main-container {
    max-width: none;
    width: 100%;
    margin: 0;
    padding: 0;
    min-height: 100vh;
    display: block;
}
/* Mensajes flash flotantes sobre el split */
.body-login .flash-container {
    position: fixed;
    top: 18px;
    left: 50%;
    transform: translateX(-50%);
    z-index: 60;
    width: min(440px, 92vw);
    margin: 0;
}

.login-split {
    display: flex;
    min-height: 100vh;
}

/* ---- Panel de marca (izquierda) ---- */
.login-aside {
    position: relative;
    overflow: hidden;
    flex: 1 1 52%;
    display: flex;
    align-items: center;
    padding: 56px 64px;
    color: #fff;
    background-color: #143a82;
    background-image:
        radial-gradient(rgba(255, 255, 255, 0.05) 1.3px, transparent 1.4px),
        radial-gradient(circle at 16% 26%, rgba(96, 165, 250, 0.38), transparent 42%),
        radial-gradient(circle at 88% 14%, rgba(45, 212, 230, 0.20), transparent 38%),
        radial-gradient(circle at 80% 82%, rgba(110, 110, 245, 0.30), transparent 44%),
        linear-gradient(150deg, #1f56aa 0%, #163b81 52%, #0a1f4d 100%);
    background-size: 26px 26px, 100% 100%, 100% 100%, 100% 100%, 100% 100%;
    background-repeat: repeat, no-repeat, no-repeat, no-repeat, no-repeat;
}
.login-aside::before,
.login-aside::after {
    content: '';
    position: absolute;
    border-radius: 50%;
    pointer-events: none;
}
.login-aside::before {
    width: 460px; height: 460px;
    top: -150px; right: -120px;
    background: radial-gradient(circle at 38% 38%, rgba(150, 195, 255, 0.42), rgba(80, 130, 220, 0.10) 56%, rgba(80, 130, 220, 0) 72%);
    box-shadow: 0 0 150px 50px rgba(96, 165, 250, 0.30);
    animation: loginOrbFloat 22s ease-in-out infinite;
}
.login-aside::after {
    width: 330px; height: 330px;
    bottom: -110px; left: -90px;
    background: radial-gradient(circle at 60% 60%, rgba(120, 220, 235, 0.30), rgba(70, 120, 210, 0.08) 58%, rgba(70, 120, 210, 0) 72%);
    box-shadow: 0 0 130px 40px rgba(80, 180, 220, 0.22);
    animation: loginOrbFloat 28s ease-in-out infinite reverse;
}
@keyframes loginOrbFloat {
    0%, 100% { transform: translate(0, 0); }
    50%      { transform: translate(-16px, 12px); }
}
@media (prefers-reduced-motion: reduce) {
    .login-aside::before, .login-aside::after { animation: none; }
}
.login-aside-content {
    position: relative;
    z-index: 1;
    width: 100%;
    max-width: 460px;
    margin: 0 auto;
    text-align: center;
}
.login-brand {
    display: flex;
    flex-direction: column;
    align-items: center;
    margin-bottom: 44px;
}
.login-brand-logo {
    width: 250px;
    max-width: 100%;
    height: 96px;            /* recorta el gran margen transparente vertical del PNG (van centrado) */
    object-fit: cover;
    object-position: center;
    margin-bottom: 6px;
    /* Convierte el logo azul a blanco para el panel oscuro */
    filter: brightness(0) invert(1) drop-shadow(0 4px 12px rgba(0, 0, 0, 0.28));
}
.login-brand-name {
    font-size: 40px;
    font-weight: 800;
    letter-spacing: 5px;
    line-height: 1;
}
.login-tagline {
    font-size: 14px;
    opacity: 0.82;
    margin-top: 10px;
}
.login-features {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 22px;
    width: fit-content;
    max-width: 100%;
    margin: 0 auto;
    text-align: left;
}
.login-feature {
    display: flex;
    align-items: center;
    gap: 14px;
}
/* Especificidad reforzada: el base style.css trae .login-feature span{display:block}
   (colisión de nombre con el sistema legacy) que pisaba el display:flex. */
.login-features .login-feature .login-feature-icon {
    flex-shrink: 0;
    width: 50px; height: 50px;
    border-radius: 14px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(255, 255, 255, 0.12);
    border: 1px solid rgba(255, 255, 255, 0.18);
}
.login-feature-icon svg {
    display: block;
    width: 28px;
    height: 28px;
    color: #fff;
}
.login-feature-title {
    display: block;
    font-weight: 700;
    font-size: 14px;
}
.login-feature-desc {
    display: block;
    font-size: 12.5px;
    opacity: 0.8;
    margin-top: 2px;
}

/* ---- Panel de acceso (derecha) ---- */
.login-main {
    flex: 1 1 48%;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 40px;
    background: #f7f9fc;
}
.login-card {
    width: 100%;
    max-width: 380px;
    animation: loginFadeUp 0.5s ease both;
}
@keyframes loginFadeUp {
    from { opacity: 0; transform: translateY(12px); }
    to   { opacity: 1; transform: none; }
}
.login-card-logo {
    display: none;            /* solo visible en móvil */
    height: 54px;
    width: auto;
    margin: 0 auto 18px;
}
.login-welcome {
    font-size: 26px;
    font-weight: 800;
    color: #0f172a;
    text-align: center;
    line-height: 1.1;
}
.login-welcome-sub {
    text-align: center;
    color: #64748b;
    font-size: 14px;
    margin-top: 6px;
    margin-bottom: 28px;
}
.login-form { margin: 0; }
.login-card .form-label {
    display: flex;
    align-items: center;
    gap: 7px;
    font-size: 13px;
    font-weight: 600;
    text-transform: none;
    letter-spacing: normal;
    color: #334155;
    margin-bottom: 7px;
}
.login-label-icon {
    width: 16px;
    height: 16px;
    color: var(--color-primary);
    flex-shrink: 0;
}
.login-card .form-input {
    padding: 12px 14px;
    border-radius: 10px;
    font-size: 15px;
    background: #f8fafc;
    border: 1px solid #e5e7eb;
}
.login-card .form-input:focus {
    background: #fff;
    border-color: var(--color-primary);
    box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.12);
    outline: none;
}
.login-card .form-input-pin {
    letter-spacing: 4px;
    font-size: 16px;
}

/* PIN: botón mostrar/ocultar */
.pin-wrap { position: relative; }
.pin-wrap .form-input { padding-right: 46px; }
.pin-toggle {
    position: absolute;
    right: 6px;
    top: 50%;
    transform: translateY(-50%);
    border: none;
    background: transparent;
    cursor: pointer;
    font-size: 16px;
    line-height: 1;
    padding: 6px 8px;
    border-radius: 8px;
    opacity: 0.5;
}
.pin-toggle:hover { opacity: 1; background: #eef2f7; }
.pin-toggle.is-on { opacity: 1; }

.login-submit {
    margin-top: 4px;
    padding: 13px;
    font-size: 14px;
    font-weight: 700;
    border-radius: 10px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}
.login-footer { margin-top: 26px; }

/* ---- Responsive: oculta el panel de marca ---- */
@media (max-width: 880px) {
    .login-aside { display: none; }
    .login-main {
        flex: 1 1 100%;
        min-height: 100vh;
        padding: 28px 20px;
        background: linear-gradient(160deg, #eaf1fc 0%, #f7f9fc 60%);
    }
    .login-card-logo { display: block; }
}